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[Bug middle-end/26900] Number of iterations not know for simple loop
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 29 Mar 2006 08:01:41 -0000
- Subject: [Bug middle-end/26900] Number of iterations not know for simple loop
- References: <bug-26900-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from rguenth at gcc dot gnu dot org 2006-03-29 08:01 -------
I thought if we know that we are looking at the loop header copy condition that
we _know_ that the loop runs at least once, so we can avoid trying to prove
that again using fold.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26900